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How do you undo an exponent of 2? Equation: y^2=100-x^2

How do you undo an exponent of 2? Equation: y^2=100-x^2
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3 votes
How do you undo an exponent of 2?

Equation: y^2=100-x^2

asked
User Maksim Kondratyuk
by
8.4k points

1 Answer

3 votes
you square root the whole equation.
y^2=100-x^2
√y^2= √100 - √x^2
y=10-x
answered
User ErnieL
by
8.3k points
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